coded pressure pulse 编码压力脉冲
high pressure pulse pump 高压脉动泵
positive pressure pulse 正压力脉冲
negative pressure pulse system 负压脉冲系统
pulse pressure [生理] 脉压 ; [生理] 脉搏压 ; 脉压差
air pressure pulse 空气压力冲击 ; 空气压力波
Pressure pulse lithotripters 压力脉冲碎石器
local rectangular pressure pulse [电子] 局部矩形压力脉冲
Helical Roots pump has great improvements on the face of stabilizing pressure pulse quality of passing cut sensitivity medium, reducing noises and vibration, avoiding vapor fret etc.
螺旋式罗茨泵在稳定过流剪切敏感介质压力脉动质量，减少噪音、振动，避免气蚀等方面有较大改善。
参考来源 - 螺旋式三叶罗茨泵设计与转子CAD研究Based on the microscopic mechanism and field test data of pressure pulse, we analyze the test data. At last, we calculate the changing of permeability and radius of plug removal.
由压力脉冲的机理出发并结合压力脉冲现场试验数据,对试验数据进行计算分析求出压力脉冲施工后地层近井地带的渗透率的变化和解堵半径。
参考来源 - 流激振动解堵机理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Power section can be tuned to change pressure pulse frequency.
动力装置功率可调，进而可改变压力脉冲频率；
And it relates the design about a new high pressure pulse arc starter of TIG welding.
讲述了一种新型TIG焊高压脉冲引弧器的设计。
The present problems of YB_1-100 vane pump are high noise, large pressure pulse and poor stability.
YB_1—100叶片泵存在噪声高， 压力脉动大，性能 稳定性差的问题。
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